Schneider Electric 140DDO88500 | 12-Channel Sink Output Module

Schneider Electric 140DDO88500 DC Output Module

The Schneider 140DDO88500 is a 12-point discrete output module for Modicon Quantum. It delivers 24-125V DC negative logic (sink) for industrial control applications.

Core Specifications

• Brand & Model: Schneider Electric 140DDO88500
• Series: Modicon Quantum
• Outputs: 12 discrete, 2 groups of 6
• Logic: Negative logic (sink)
• Voltage: 24…125V DC (19.2…156.2V limits)

Electrical Ratings

• Per Point: ≤0.75 A at 0…40°C
• Per Group: ≤3 A at 0…60°C
• Per Module: ≤6 A at 0…60°C
• Surge Current: 4 A for 1 ms
• Response Time: 1 ms (on/off)
• Switching Frequency: ≤50 Hz

Protection & Isolation

• Short-Circuit: Yes
• Internal Fuse: 4 A per group
• Overvoltage: Varistor per group
• Channel-Bus Isolation: 2500 Vrms DC
• Group-Group Isolation: 1200 Vrms DC

Diagnostics & Power

• Fault LED: Red (overcurrent)
• Status LEDs: 16 green (output status)
• Active LED: Green (bus communication)
• Bus Current: 375 mA (6 on), 650 mA (12 on)
• Power Dissipation: 1 W + (0.77 x all points on)

Environmental

• Operation: 0…60°C (32…140°F)
• Storage: -40…85°C (-40…185°F)
• Humidity: 95% non-condensing
• Altitude: ≤5000 m
• ESD Immunity: 4 kV contact, 8 kV air

Physical & Package

• Weight: 0.45 kg (0.99 lb)
• Package Weight: 515 g (18.2 oz)
• Package Dimensions: 31.2 x 4.5 x 16.3 cm
• Shipping: FedEx, UPS, DHL

Installation

• Power off before installation
• Insert into Quantum backplane
• Connect 24-125V DC supply
• Wire for sink (negative logic)
• Check LED status after power-up

FAQ

What is negative logic (sink)?
Output switches DC common to the load. Designed for sinking input devices.

Can I mix voltages?
No. All outputs share same external DC supply voltage.

What triggers red fault LED?
Overcurrent condition activates per-group protection.